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Finding the Fourth Proportional to 33,480.76, 50,229.26 and 10,105.80

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Solution

The fourth proportional to 33,480.76, 50,229.26 and 10,105.80 is: 15,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,480.76 : 50,229.26 = 10,105.80 : x
  2. Step 2: Convert to fraction form
    33,480.76/50,229.26 = 10,105.80/x
  3. Step 3: Cross multiply
    33,480.76x = 50,229.26 × 10,105.80
  4. Step 4: Simplify right side
    33,480.76x = 507,606,855.71
  5. Step 5: Solve for x
    x = 507,606,855.71/33,480.76
  6. Step 6: Final answer
    x = 15,161.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.